VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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B/hst/obscore HST Archived Exposures Catalog (STScI, 2007)
HST observation logs (sample) (original column names in green) (1000 rows)
  -c=269.855666817064 +06.28687480295326, eq=J2000, rs=0.005
Post annotation about this record
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (269.855666817064+06.28687480295326)[FK5/J2000] (pos.angDistance)
_RAJ200017 59 25.36003609534 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+06 17 12.7492906318 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195017 56 58.93108099345 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+06 17 20.5742797285 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon032.66410583794831 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+14.41777530036171 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

obs_publisher_didivo://cadc.nrc.ca/mirror/HST?o6dz29qlq/o6dz29qlq-RAW_STANDARD  publisher dataset identifier (meta.id;meta.dataset)
obs_collectionHST  Collection short name for the data colection (meta.id;meta.dataset)
facility_nameHST  telescope name (meta.id;instr.tel)
instrument_nameSTIS/CCD  instrument name (meta.id;instr)
obs_ido6dz29qlq  internal dataset identifier (meta.id;meta.dataset)
dataproduct_typeimage  type of product (meta.note)
calib_level1   calibration level (0,1,2,3) (phot.calib;arith.zp)
obs_release_date52524121 s timestamp of date the data becomes publicly available (time.epoch)
target_nameNGC6509  name of intended target (meta.id)
s_ra269.855666817064 deg (i) RA of central coordinates (J2000) (s_ra) (pos.eq.ra;meta.main)
s_dec+06.28687480295326 deg (i) DEC of central coordinates (J2000) (s_dec) (pos.eq.dec;meta.main)
s_fov 0.01616372830640   size of the region covered (∼diameter of minimum bounding circle) (instr.fov;instr.pixel)
s_regionpolygon 269.84844609 6.29059008 269.85510516 6.29493734 269.86288743 6.28315942 269.85622848 6.27881226  region bounded by observation (obs.field)
s_resolution    typical spatial resolution (pos.angResolution)
s_xel1    dimensions (number of pixels) along one spatial axis (meta.number)
s_xel2    dimensions (number of pixels) along the other spatial axis (meta.number)
t_min52151.7602874 d start time of observation (MJD) (t_min) (time.epoch)
t_max52151.7650578 d end time of observation (MJD) (t_max) (time.epoch)
t_exptime 120.099998 s exposure time of observation (time.expo)
t_resolution    typical temporal resolution (pos.angResolution)
t_xel    dimensions (number of pixels) along the time axis (time.scale)
em_min  m start spectral coordinate value (instr.bandpass)
em_max  m stop spectral coordinate value (instr.bandpass)
em_res_power    typical spectral resolution (spect.resolution)
em_xel   dimensions (number of pixels) along the energy axis (phys.size)
em_ucd   UCD describing the spectral axis (meta.number)
pol_states   polarization states present in the data (phys.polarization)
pol_xel    dimensions (number of pixels) along the polarization axis (phys.size)
o_ucdphot.count  UCD describing the observable axis (pixel values) (meta.number)
access_urlDatalink  URL to download the data (meta.ref.url)
access_formatapplication/x-votable+xml;content=datalink  format of the data files (meta.note)
access_estsize    estimated size of the download (meta.number)
core_id052c11a0-0d35-4369-865e-68e958e5c661  primary key (meta.id.part;meta.main)
lastModified 2021-11-02T20:09:48 s (i) timestamp of last modification of the metadata (lastModified) (time.epoch)
  
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Rules of usage of VizieR data

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